Skip to content

GitLab

Commit 20968472 authored by Chao Liu's avatar Chao Liu
Browse files

add 2nd variation of implicit gemm

parent 3bd51021
Show whitespace changes
Inline Side-by-side
Showing with 988 additions and 122 deletions
driver/conv.cu
View file @ 20968472
...@@ -8,8 +8,9 @@ ...@@ -8,8 +8,9 @@
#include "conv_common.cuh" #include "conv_common.cuh"
#include "device_direct_convolution_1.cuh" #include "device_direct_convolution_1.cuh"
#include "device_direct_convolution_2.cuh" #include "device_direct_convolution_2.cuh"
#include "device_implicit_gemm_convolution_nchw_kcsr.cuh" #include "device_implicit_gemm_convolution_1_nchw_kcsr.cuh"
#include "device_implicit_gemm_convolution_nchw_srck.cuh" #include "device_implicit_gemm_convolution_1_nchw_srck.cuh"
#include "device_implicit_gemm_convolution_2_cnhw_srck_knhw.cuh"
//#include "device_winograd_convolution.cuh" //#include "device_winograd_convolution.cuh"
struct GeneratorTensor_1 struct GeneratorTensor_1
...@@ -52,6 +53,21 @@ struct GeneratorTensor_3 ...@@ -52,6 +53,21 @@ struct GeneratorTensor_3
} }
}; };
struct GeneratorTensor_Checkboard
{
template <class... Ts>
double operator()(Ts... Xs) const
{
std::array<unsigned long, sizeof...(Ts)> dims = {{Xs...}};
return std::accumulate(dims.begin(),
dims.end(),
true,
[](bool init, unsigned long x) -> int { return init != (x % 2); })
? 1
: -1;
}
};
// this is ugly, only for 4d // this is ugly, only for 4d
template <class TConstTensorDesc> template <class TConstTensorDesc>
void ostream_ConstantTensorDescriptor(TConstTensorDesc, std::ostream& os = std::cout) void ostream_ConstantTensorDescriptor(TConstTensorDesc, std::ostream& os = std::cout)
...@@ -338,10 +354,10 @@ int main() ...@@ -338,10 +354,10 @@ int main()
{ {
#if 0 #if 0
constexpr unsigned N = 1; constexpr unsigned N = 1;
constexpr unsigned C = 1; constexpr unsigned C = 2;
constexpr unsigned HI = 34; constexpr unsigned HI = 34;
constexpr unsigned WI = 34; constexpr unsigned WI = 34;
constexpr unsigned K = 1; constexpr unsigned K = 2;
constexpr unsigned S = 3; constexpr unsigned S = 3;
constexpr unsigned R = 3; constexpr unsigned R = 3;
#elif 1 #elif 1
...@@ -389,31 +405,29 @@ int main() ...@@ -389,31 +405,29 @@ int main()
#if 0 #if 0
in_nchw.GenerateTensorValue(GeneratorTensor_1{}, num_thread); in_nchw.GenerateTensorValue(GeneratorTensor_1{}, num_thread);
wei_kcsr.GenerateTensorValue(GeneratorTensor_1{}, num_thread); wei_kcsr.GenerateTensorValue(GeneratorTensor_1{}, num_thread);
#elif 0 #elif 1
in_nchw.GenerateTensorValue(GeneratorTensor_2{-5, 5}, num_thread); in_nchw.GenerateTensorValue(GeneratorTensor_2{-5, 5}, num_thread);
wei_kcsr.GenerateTensorValue(GeneratorTensor_2{-5, 5}, num_thread); wei_kcsr.GenerateTensorValue(GeneratorTensor_2{-5, 5}, num_thread);
#endif #endif
for(int i = 0; i < 40; ++i) unsigned nrepeat = 100;
{
#if 0 #if 0
device_direct_convolution_1(in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device); device_direct_convolution_1
#elif 0 #elif 0
device_direct_convolution_2( device_direct_convolution_2
in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device); #elif 0
#elif 1 device_implicit_gemm_convolution_1_nchw_kcsr
device_implicit_gemm_convolution_nchw_kcsr( #elif 0
in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device); device_implicit_gemm_convolution_1_nchw_srck
#elif 1 #elif 1
device_implicit_gemm_convolution_nchw_srck( device_implicit_gemm_convolution_2_cnhw_srck_knhw
in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device);
#elif 0 #elif 0
device_winograd_convolution( device_winograd_convolution
in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device);
#endif #endif
} (in_nchw_desc, in_nchw, wei_kcsr_desc, wei_kcsr, out_nkhw_desc, out_nkhw_device, nrepeat);
#if 0 #if 1
host_winograd_3x3_convolution(in_nchw, wei_kcsr, out_nkhw_host); host_winograd_3x3_convolution(in_nchw, wei_kcsr, out_nkhw_host);
check_error(out_nkhw_host, out_nkhw_device); check_error(out_nkhw_host, out_nkhw_device);
#elif 0 #elif 0
......
driver/device_implicit_gemm_convolution_nchw_kcsr.cuh → driver/device_implicit_gemm_convolution_1_nchw_kcsr.cuh
View file @ 20968472
#pragma once #pragma once
#include "gridwise_implicit_gemm_convolution_nchw_kcsr.cuh" #include "gridwise_implicit_gemm_convolution_1_nchw_kcsr.cuh"
template <class T, class InDesc, class WeiDesc, class OutDesc> template <class T, class InDesc, class WeiDesc, class OutDesc>
void device_implicit_gemm_convolution_nchw_kcsr( void device_implicit_gemm_convolution_1_nchw_kcsr(
InDesc, const Tensor<T>& in, WeiDesc, const Tensor<T>& wei, OutDesc, Tensor<T>& out) InDesc, const Tensor<T>& in, WeiDesc, const Tensor<T>& wei, OutDesc, Tensor<T>& out)
{ {
std::size_t data_sz = sizeof(T); std::size_t data_sz = sizeof(T);
...@@ -81,7 +81,7 @@ void device_implicit_gemm_convolution_nchw_kcsr( ...@@ -81,7 +81,7 @@ void device_implicit_gemm_convolution_nchw_kcsr(
cudaEventCreate(&start); cudaEventCreate(&start);
cudaEventRecord(start, 0); cudaEventRecord(start, 0);
gridwise_implicit_gemm_convolution_nchw_kcsr<GridSize, gridwise_implicit_gemm_convolution_1_nchw_kcsr<GridSize,
BlockSize, BlockSize,
T, T,
InDesc, InDesc,
......
driver/device_implicit_gemm_convolution_nchw_srck.cuh → driver/device_implicit_gemm_convolution_1_nchw_srck.cuh
View file @ 20968472
#pragma once #pragma once
#include "gridwise_implicit_gemm_convolution_nchw_srck.cuh" #include "gridwise_implicit_gemm_convolution_1_nchw_srck.cuh"
template <class T, class InDesc, class WeiDesc, class OutDesc> template <class T, class InDesc, class WeiDesc, class OutDesc>
void device_implicit_gemm_convolution_nchw_srck(InDesc, void device_implicit_gemm_convolution_1_nchw_srck(InDesc,
const Tensor<T>& in_nchw, const Tensor<T>& in_nchw,
WeiDesc, WeiDesc,
const Tensor<T>& wei_kcsr, const Tensor<T>& wei_kcsr,
...@@ -88,6 +88,19 @@ void device_implicit_gemm_convolution_nchw_srck(InDesc, ...@@ -88,6 +88,19 @@ void device_implicit_gemm_convolution_nchw_srck(InDesc,
constexpr unsigned HoPerThread = 2; constexpr unsigned HoPerThread = 2;
constexpr unsigned WoPerThread = 2; constexpr unsigned WoPerThread = 2;
constexpr unsigned BlockSize = 128;
#elif 0
constexpr unsigned NPerBlock = 2;
constexpr unsigned KPerBlock = 64;
constexpr unsigned CPerBlock = 2;
constexpr unsigned HoPerBlock = 2;
constexpr unsigned WoPerBlock = 32;
constexpr unsigned KPerThread = 16;
constexpr unsigned CPerThread = 1;
constexpr unsigned HoPerThread = 2;
constexpr unsigned WoPerThread = 1;
constexpr unsigned BlockSize = 128; constexpr unsigned BlockSize = 128;
#endif #endif
...@@ -106,7 +119,7 @@ void device_implicit_gemm_convolution_nchw_srck(InDesc, ...@@ -106,7 +119,7 @@ void device_implicit_gemm_convolution_nchw_srck(InDesc,
cudaEventCreate(&start); cudaEventCreate(&start);
cudaEventRecord(start, 0); cudaEventRecord(start, 0);
gridwise_implicit_gemm_convolution_nchw_srck<GridSize, gridwise_implicit_gemm_convolution_1_nchw_srck<GridSize,
BlockSize, BlockSize,
T, T,
decltype(in_nchw_desc), decltype(in_nchw_desc),
......
driver/device_implicit_gemm_convolution_2_cnhw_srck_knhw.cuh 0 → 100644
View file @ 20968472
#pragma once
#include "gridwise_implicit_gemm_convolution_2_cnhw_srck_knhw.cuh"
template <class T, class InDesc, class WeiDesc, class OutDesc>
void device_implicit_gemm_convolution_2_cnhw_srck_knhw(InDesc,
const Tensor<T>& in_nchw,
WeiDesc,
const Tensor<T>& wei_kcsr,
OutDesc,
Tensor<T>& out_nkhw,
unsigned nrepeat)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{};
constexpr auto I3 = Number<3>{};
constexpr auto in_nchw_desc = InDesc{};
constexpr auto wei_kcsr_desc = WeiDesc{};
constexpr auto out_nkhw_desc = OutDesc{};
constexpr unsigned N = in_nchw_desc.GetLength(I0);
constexpr unsigned Hi = in_nchw_desc.GetLength(I2);
constexpr unsigned Wi = in_nchw_desc.GetLength(I3);
constexpr unsigned Ho = out_nkhw_desc.GetLength(I2);
constexpr unsigned Wo = out_nkhw_desc.GetLength(I3);
constexpr unsigned K = wei_kcsr_desc.GetLength(I0);
constexpr unsigned C = wei_kcsr_desc.GetLength(I1);
constexpr unsigned S = wei_kcsr_desc.GetLength(I2);
constexpr unsigned R = wei_kcsr_desc.GetLength(I3);
constexpr unsigned BGhostRead = (S - 1) * Wi + (R - 1);
// convert in_nchw to in_cnhw
auto in_cnhw_desc = make_ConstantTensorDescriptor(Sequence<C, N, Hi, Wi>{});
ostream_ConstantTensorDescriptor(in_cnhw_desc, std::cout << "in_cnhw_desc: ");
Tensor<T> in_cnhw(make_TensorDescriptor(in_cnhw_desc));
auto f_reorder_nchw2cnhw = [&](auto n, auto c, auto hi, auto wi) {
in_cnhw(c, n, hi, wi) = in_nchw(n, c, hi, wi);
};
make_ParallelTensorFunctor(f_reorder_nchw2cnhw, N, C, Hi, Wi)(
std::thread::hardware_concurrency());
// convert wei_kcsr to wei_srck
auto wei_srck_desc = make_ConstantTensorDescriptor(Sequence<S, R, C, K>{});
ostream_ConstantTensorDescriptor(wei_srck_desc, std::cout << "wei_srck_desc: ");
Tensor<T> wei_srck(make_TensorDescriptor(wei_srck_desc));
auto f_reorder_kcsr2srck = [&](auto k, auto c, auto s, auto r) {
wei_srck(s, r, c, k) = wei_kcsr(k, c, s, r);
};
make_ParallelTensorFunctor(f_reorder_kcsr2srck, K, C, S, R)(
std::thread::hardware_concurrency());
// conver out_nkhw to out_knhw
auto out_knhw_desc = make_ConstantTensorDescriptor(Sequence<K, N, Ho, Wo>{});
ostream_ConstantTensorDescriptor(out_knhw_desc, std::cout << "out_knhw_desc: ");
Tensor<T> out_knhw(make_TensorDescriptor(out_knhw_desc));
#if 0
constexpr unsigned BPerBlock = 128;
constexpr unsigned KPerBlock = 1;
constexpr unsigned CPerBlock = 1;
constexpr unsigned BPerThread = 4;
constexpr unsigned KPerThread = 1;
constexpr unsigned CPerThread = 1;
constexpr unsigned BlockSize = 32;
#elif 0
constexpr unsigned BPerBlock = 128;
constexpr unsigned KPerBlock = 2;
constexpr unsigned CPerBlock = 2;
constexpr unsigned BPerThread = 4;
constexpr unsigned KPerThread = 2;
constexpr unsigned CPerThread = 1;
constexpr unsigned BlockSize = 32;
#elif 1
constexpr unsigned BPerBlock = 128;
constexpr unsigned KPerBlock = 64;
constexpr unsigned CPerBlock = 2;
constexpr unsigned BPerThread = 4;
constexpr unsigned KPerThread = 16;
constexpr unsigned CPerThread = 1;
constexpr unsigned BlockSize = 128;
#endif
constexpr unsigned GridSize =
((N * Hi * Wi + BPerBlock - 1) / BPerBlock) * ((K + KPerBlock - 1) / KPerBlock);
dim3 block_dim(BlockSize);
dim3 grid_dim(GridSize);
printf("%s: BlockSize %u, GridSize %u \n", __func__, BlockSize, GridSize);
// mem
std::size_t data_sz = sizeof(T);
DeviceMem in_cnhw_device_buf(data_sz * (in_cnhw.mDesc.GetElementSpace() + BGhostRead +
BPerBlock)); // reserve extra space for BGhostRead
DeviceMem wei_srck_device_buf(data_sz * wei_srck.mDesc.GetElementSpace());
DeviceMem out_knhw_device_buf(data_sz * out_knhw.mDesc.GetElementSpace());
in_cnhw_device_buf.ToDevice(in_cnhw.mData.data());
wei_srck_device_buf.ToDevice(wei_srck.mData.data());
out_knhw_device_buf.ToDevice(out_knhw.mData.data());
for(unsigned i = 0; i < nrepeat; ++i)
{
cudaEvent_t start, stop;
float elapsedTime;
cudaEventCreate(&start);
cudaEventRecord(start, 0);
gridwise_implicit_gemm_convolution_2_cnhw_srck_knhw<GridSize,
BlockSize,
T,
decltype(in_cnhw_desc),
decltype(wei_srck_desc),
decltype(out_knhw_desc),
BPerBlock,
KPerBlock,
CPerBlock,
BPerThread,
KPerThread,
CPerThread>
<<<grid_dim, block_dim>>>(in_cnhw_desc,
static_cast<T*>(in_cnhw_device_buf.GetDeviceBuffer()),
wei_srck_desc,
static_cast<T*>(wei_srck_device_buf.GetDeviceBuffer()),
out_knhw_desc,
static_cast<T*>(out_knhw_device_buf.GetDeviceBuffer()));
cudaEventCreate(&stop);
cudaEventRecord(stop, 0);
cudaEventSynchronize(stop);
cudaEventElapsedTime(&elapsedTime, start, stop);
printf("Elapsed time : %f ms\n", elapsedTime);
}
checkCudaErrors(cudaGetLastError());
out_knhw_device_buf.FromDevice(out_knhw.mData.data());
// convert out_knhw to out_nkhw
auto f_reorder_knhw2nkhw = [&](auto n, auto k, auto ho, auto wo) {
out_nkhw(n, k, ho, wo) = out_knhw(k, n, ho, wo);
};
make_ParallelTensorFunctor(f_reorder_knhw2nkhw, N, K, Ho, Wo)(
std::thread::hardware_concurrency());
}
src/include/ConstantMatrixDescriptor.cuh
View file @ 20968472
...@@ -46,3 +46,14 @@ __host__ __device__ constexpr auto ...@@ -46,3 +46,14 @@ __host__ __device__ constexpr auto
{ {
return ConstantMatrixDescriptor<NRow, NCol, RowStride>{}; return ConstantMatrixDescriptor<NRow, NCol, RowStride>{};
} }
template <class TDesc>
__host__ __device__ void print_ConstantMatrixDescriptor(TDesc, const char* s)
{
const auto desc = TDesc{};
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
printf("%s NRow %u NCol %u RowStride %u\n", s, desc.NRow(), desc.NCol(), desc.RowStride());
}
src/include/ConstantTensorDescriptor.cuh
View file @ 20968472
#pragma once #pragma once
#include "common.cuh" #include "common.cuh"
// this is ugly, only for 2d
template <unsigned L0, unsigned L1>
__host__ __device__ constexpr auto calculate_default_strides(Sequence<L0, L1>)
{
return Sequence<L1, 1>{};
}
// this is ugly, only for 4d // this is ugly, only for 4d
template <unsigned L0, unsigned L1, unsigned L2, unsigned L3> template <unsigned L0, unsigned L1, unsigned L2, unsigned L3>
__host__ __device__ constexpr auto calculate_default_strides(Sequence<L0, L1, L2, L3>) __host__ __device__ constexpr auto calculate_default_strides(Sequence<L0, L1, L2, L3>)
...@@ -49,8 +56,25 @@ struct ConstantTensorDescriptor ...@@ -49,8 +56,25 @@ struct ConstantTensorDescriptor
// this is ugly, only for 4d // this is ugly, only for 4d
__host__ __device__ constexpr unsigned GetElementSize() const __host__ __device__ constexpr unsigned GetElementSize() const
{ {
static_assert(nDim == 4, "nDim is not 4"); static_assert(nDim >= 2 && nDim <= 4, "nDim");
if(nDim == 2)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
return GetLength(I0) * GetLength(I1);
}
else if(nDim == 3)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{};
return GetLength(I0) * GetLength(I1) * GetLength(I2);
}
else if(nDim == 4)
{
constexpr auto I0 = Number<0>{}; constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{}; constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{}; constexpr auto I2 = Number<2>{};
...@@ -58,12 +82,30 @@ struct ConstantTensorDescriptor ...@@ -58,12 +82,30 @@ struct ConstantTensorDescriptor
return GetLength(I0) * GetLength(I1) * GetLength(I2) * GetLength(I3); return GetLength(I0) * GetLength(I1) * GetLength(I2) * GetLength(I3);
} }
}
// this is ugly, only for 4d
__host__ __device__ constexpr unsigned GetElementSpace() const __host__ __device__ constexpr unsigned GetElementSpace() const
{ {
static_assert(nDim == 4, "nDim is not 4"); static_assert(nDim >= 2 && nDim <= 4, "nDim");
if(nDim == 2)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
return (GetLength(I0) - 1) * GetStride(I0) + (GetLength(I1) - 1) * GetStride(I1) + 1;
}
else if(nDim == 3)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{};
return (GetLength(I0) - 1) * GetStride(I0) + (GetLength(I1) - 1) * GetStride(I1) +
(GetLength(I2) - 1) * GetStride(I2) + 1;
}
else if(nDim == 4)
{
constexpr auto I0 = Number<0>{}; constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{}; constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{}; constexpr auto I2 = Number<2>{};
...@@ -72,6 +114,28 @@ struct ConstantTensorDescriptor ...@@ -72,6 +114,28 @@ struct ConstantTensorDescriptor
return (GetLength(I0) - 1) * GetStride(I0) + (GetLength(I1) - 1) * GetStride(I1) + return (GetLength(I0) - 1) * GetStride(I0) + (GetLength(I1) - 1) * GetStride(I1) +
(GetLength(I2) - 1) * GetStride(I2) + (GetLength(I3) - 1) * GetStride(I3) + 1; (GetLength(I2) - 1) * GetStride(I2) + (GetLength(I3) - 1) * GetStride(I3) + 1;
} }
}
// this is ugly, only for 2d
__host__ __device__ unsigned Get1dIndex(unsigned i0, unsigned i1) const
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
static_assert(nDim == 2, "nDim is not 2");
return i0 * GetStride(I0) + i1 * GetStride(I1);
}
// this is ugly, only for 3d
__host__ __device__ unsigned Get1dIndex(unsigned i0, unsigned i1, unsigned i2) const
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{};
static_assert(nDim == 3, "nDim is not 3");
return i0 * GetStride(I0) + i1 * GetStride(I1) + i2 * GetStride(I2);
}
// this is ugly, only for 4d // this is ugly, only for 4d
__host__ __device__ unsigned __host__ __device__ unsigned
...@@ -106,19 +170,34 @@ __host__ __device__ constexpr auto make_ConstantTensorDescriptor(Lengths, Stride ...@@ -106,19 +170,34 @@ __host__ __device__ constexpr auto make_ConstantTensorDescriptor(Lengths, Stride
return ConstantTensorDescriptor<Lengths, Strides>{}; return ConstantTensorDescriptor<Lengths, Strides>{};
} }
// this is ugly, only for 4d
template <class TDesc> template <class TDesc>
__host__ __device__ void print_ConstantTensorDescriptor(TDesc, const char* s) __host__ __device__ void print_ConstantTensorDescriptor(TDesc, const char* s)
{ {
constexpr auto desc = TDesc{}; constexpr auto desc = TDesc{};
constexpr unsigned ndim = desc.GetDimension();
static_assert(ndim >= 2 && ndim <= 4, "wrong!");
if(ndim == 2)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
printf("%s dim %u, lengths {%u %u}, strides {%u %u}\n",
s,
desc.GetDimension(),
desc.GetLength(I0),
desc.GetLength(I1),
desc.GetStride(I0),
desc.GetStride(I1));
}
else if(ndim == 4)
{
constexpr auto I0 = Number<0>{}; constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{}; constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{}; constexpr auto I2 = Number<2>{};
constexpr auto I3 = Number<3>{}; constexpr auto I3 = Number<3>{};
static_assert(desc.GetDimension() == 4, "dim is not 4");
printf("%s dim %u, lengths {%u %u %u %u}, strides {%u %u %u %u}\n", printf("%s dim %u, lengths {%u %u %u %u}, strides {%u %u %u %u}\n",
s, s,
desc.GetDimension(), desc.GetDimension(),
...@@ -130,4 +209,5 @@ __host__ __device__ void print_ConstantTensorDescriptor(TDesc, const char* s) ...@@ -130,4 +209,5 @@ __host__ __device__ void print_ConstantTensorDescriptor(TDesc, const char* s)
desc.GetStride(I1), desc.GetStride(I1),
desc.GetStride(I2), desc.GetStride(I2),
desc.GetStride(I3)); desc.GetStride(I3));
}
} }
src/include/blockwise_2d_tensor_op.cuh 0 → 100644
View file @ 20968472
#pragma once
#include "ConstantTensorDescriptor.cuh"
template <unsigned BlockSize, class Float, class DstDesc, class F>
__device__ void
blockwise_2d_tensor_pointwise_operation_unary(DstDesc, Float* __restrict__ p_dst, F f)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto dst_desc = DstDesc{};
constexpr auto desc = make_ConstantTensorDescriptor(dst_desc.GetLengths());
#if 0
if(threadIdx.x == 0)
{
print_ConstantTensorDescriptor(dst_desc, "blockwise_4d_tensor_op_unary: dst_desc: ");
print_ConstantTensorDescriptor(desc, "blockwise_4d_tensor_op_unary: desc: ");
}
#endif
constexpr unsigned NLoop = desc.GetElementSize() / BlockSize;
for(unsigned iloop = 0; iloop < NLoop; ++iloop)
{
unsigned is = threadIdx.x + iloop * BlockSize;
const unsigned did0 = is / desc.GetStride(I0);
is -= did0 * desc.GetStride(I0);
const unsigned did1 = is / desc.GetStride(I1);
const unsigned dindex = dst_desc.Get1dIndex(did0, did1);
f(p_dst[dindex]);
}
constexpr bool has_tail = (desc.GetElementSize() > NLoop * BlockSize);
if(has_tail)
{
unsigned is = threadIdx.x + NLoop * BlockSize;
if(is < desc.GetElementSize())
{
const unsigned did0 = is / desc.GetStride(I0);
is -= did0 * desc.GetStride(I0);
const unsigned did1 = is / desc.GetStride(I1);
const unsigned dindex = dst_desc.Get1dIndex(did0, did1);
f(p_dst[dindex]);
}
}
}
// Function: p_dst[reorder[i0], reorder[i1], reorder[i2], reorder[i3]] = p_src[i0,i1,i2,i3]
// TODO: in order to optimize mem access for different mem type,
// need to write specialized version
template <unsigned BlockSize,
class Float,
class SrcDesc,
class DstDesc,
class SrcOpLengths,
class DstFromSrcReorder,
class F>
__device__ void blockwise_2d_tensor_pointwise_operation_binary_reorder_by_get_dst_from_src(
SrcDesc,
Float* const __restrict__ p_src,
DstDesc,
Float* __restrict__ p_dst,
SrcOpLengths,
DstFromSrcReorder,
F f)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr unsigned IR0 = DstFromSrcReorder{}.Get(I0);
constexpr unsigned IR1 = DstFromSrcReorder{}.Get(I1);
constexpr auto src_desc = SrcDesc{};
constexpr auto dst_desc = DstDesc{};
constexpr auto ref_desc = make_ConstantTensorDescriptor(SrcOpLengths{});
constexpr unsigned NLoop = ref_desc.GetElementSize() / BlockSize;
for(unsigned iloop = 0; iloop < NLoop; ++iloop)
{
unsigned is = threadIdx.x + iloop * BlockSize;
unsigned did[2];
did[0] = is / ref_desc.GetStride(I0);
is -= did[0] * ref_desc.GetStride(I0);
did[1] = is / ref_desc.GetStride(I1);
const unsigned aindex = src_desc.Get1dIndex(did[0], did[1]);
const unsigned bindex = dst_desc.Get1dIndex(did[IR0], did[IR1]);
f(p_src[aindex], p_dst[bindex]);
}
constexpr bool has_tail = (ref_desc.GetElementSize() > NLoop * BlockSize);
if(has_tail)
{
unsigned is = threadIdx.x + NLoop * BlockSize;
if(is < ref_desc.GetElementSize())
{
unsigned did[2];
did[0] = is / ref_desc.GetStride(I0);
is -= did[0] * ref_desc.GetStride(I0);
did[1] = is / ref_desc.GetStride(I1);
const unsigned aindex = src_desc.Get1dIndex(did[0], did[1]);
const unsigned bindex = dst_desc.Get1dIndex(did[IR0], did[IR1]);
f(p_src[aindex], p_dst[bindex]);
}
}
}
template <unsigned BlockSize, class Float, class DstDesc>
__device__ void blockwise_2d_tensor_set_zero(DstDesc, Float* __restrict__ p_dst)
{
auto f_set_zero = [](Float& v) { v = Float(0); };
blockwise_2d_tensor_pointwise_operation_unary<BlockSize>(DstDesc{}, p_dst, f_set_zero);
}
template <unsigned BlockSize,
class Float,
class SrcDesc,
class DstDesc,
class SrcOpLengths,
class DstFromSrcReorder>
__device__ void
blockwise_2d_tensor_copy_reorder_by_get_dst_from_src(SrcDesc,
Float* const __restrict__ p_src,
DstDesc,
Float* __restrict__ p_dst,
SrcOpLengths,
DstFromSrcReorder)
{
auto f_copy = [](const Float& src, Float& dst) { dst = src; };
blockwise_2d_tensor_pointwise_operation_binary_reorder_by_get_dst_from_src<BlockSize>(
SrcDesc{}, p_src, DstDesc{}, p_dst, SrcOpLengths{}, DstFromSrcReorder{}, f_copy);
}
template <unsigned BlockSize, class Float, class SrcDesc, class DstDesc, class SrcOpLengths>
__device__ void blockwise_2d_tensor_copy(
SrcDesc, Float* const __restrict__ p_src, DstDesc, Float* __restrict__ p_dst, SrcOpLengths)
{
constexpr auto dst_from_src_reorder = Sequence<0, 1>{};
blockwise_2d_tensor_copy_reorder_by_get_dst_from_src<BlockSize>(
SrcDesc{}, p_src, DstDesc{}, p_dst, SrcOpLengths{}, dst_from_src_reorder);
}
src/include/blockwise_direct_convolution.cuh
View file @ 20968472
#pragma once #pragma once
#include "ConstantTensorDescriptor.cuh" #include "ConstantTensorDescriptor.cuh"
#include "threadwise_tensor_op.cuh" #include "threadwise_4d_tensor_op.cuh"
#include "threadwise_direct_convolution.cuh" #include "threadwise_direct_convolution.cuh"
template <unsigned BlockSize, template <unsigned BlockSize,
......
src/include/gemm.cuh
View file @ 20968472
...@@ -114,6 +114,12 @@ struct blockwise_1d_strided_batched_gemm_block_a_block_b_thread_c ...@@ -114,6 +114,12 @@ struct blockwise_1d_strided_batched_gemm_block_a_block_b_thread_c
: b_block_mtx.Get1dIndex(c_thread_mtx_index.col_begin, 0)); : b_block_mtx.Get1dIndex(c_thread_mtx_index.col_begin, 0));
#if 0 #if 0
if(get_thread_local_1d_id() == 0 && get_block_1d_id() == 0)
{
print_ConstantMatrixDescriptor(BlockMatrixA{}, "a_block_mtx: ");
print_ConstantMatrixDescriptor(BlockMatrixB{}, "b_block_mtx: ");
print_ConstantMatrixDescriptor(ThreadMatrixC{}, "c_thread_mtx: ");
printf("%u %u, %u %u %u, %u %u\n", printf("%u %u, %u %u %u, %u %u\n",
get_block_1d_id(), get_block_1d_id(),
get_thread_local_1d_id(), get_thread_local_1d_id(),
...@@ -122,6 +128,7 @@ struct blockwise_1d_strided_batched_gemm_block_a_block_b_thread_c ...@@ -122,6 +128,7 @@ struct blockwise_1d_strided_batched_gemm_block_a_block_b_thread_c
c_thread_mtx_index.col_begin, c_thread_mtx_index.col_begin,
mMyThreadOffsetA, mMyThreadOffsetA,
mMyThreadOffsetB); mMyThreadOffsetB);
}
#endif #endif
} }
......
src/include/gridwise_direct_convolution_1.cuh
View file @ 20968472
#pragma once #pragma once
#include "ConstantTensorDescriptor.cuh" #include "ConstantTensorDescriptor.cuh"
#include "blockwise_tensor_op.cuh" #include "blockwise_4d_tensor_op.cuh"
#include "blockwise_direct_convolution.cuh" #include "blockwise_direct_convolution.cuh"
template <class Float, template <class Float,
......
src/include/gridwise_direct_convolution_2.cuh
View file @ 20968472
#pragma once #pragma once
#include "ConstantTensorDescriptor.cuh" #include "ConstantTensorDescriptor.cuh"
#include "blockwise_tensor_op.cuh" #include "blockwise_4d_tensor_op.cuh"
#include "blockwise_direct_convolution.cuh" #include "blockwise_direct_convolution.cuh"
#include "threadwise_tensor_op.cuh" #include "threadwise_4d_tensor_op.cuh"
#include "threadwise_direct_convolution.cuh" #include "threadwise_direct_convolution.cuh"
template <class Float, template <class Float,
......
src/include/gridwise_implicit_gemm_convolution_nchw_kcsr.cuh → src/include/gridwise_implicit_gemm_convolution_1_nchw_kcsr.cuh
View file @ 20968472
...@@ -2,8 +2,8 @@ ...@@ -2,8 +2,8 @@
#include "common.cuh" #include "common.cuh"
#include "ConstantTensorDescriptor.cuh" #include "ConstantTensorDescriptor.cuh"
#include "ConstantMatrixDescriptor.cuh" #include "ConstantMatrixDescriptor.cuh"
#include "blockwise_tensor_op.cuh" #include "blockwise_4d_tensor_op.cuh"
#include "threadwise_tensor_op.cuh" #include "threadwise_4d_tensor_op.cuh"
#include "gemm.cuh" #include "gemm.cuh"
template <unsigned GridSize, template <unsigned GridSize,
...@@ -21,7 +21,8 @@ template <unsigned GridSize, ...@@ -21,7 +21,8 @@ template <unsigned GridSize,
unsigned CPerThread, unsigned CPerThread,
unsigned HoPerThread, unsigned HoPerThread,
unsigned WoPerThread> unsigned WoPerThread>
__global__ void gridwise_implicit_gemm_convolution_nchw_kcsr(InGlobalDesc, __global__ void
gridwise_implicit_gemm_convolution_1_nchw_kcsr(InGlobalDesc,
Float* const __restrict__ p_in_global, Float* const __restrict__ p_in_global,
WeiGlobalDesc, WeiGlobalDesc,
Float* const __restrict__ p_wei_global, Float* const __restrict__ p_wei_global,
......
src/include/gridwise_implicit_gemm_convolution_nchw_srck.cuh → src/include/gridwise_implicit_gemm_convolution_1_nchw_srck.cuh
View file @ 20968472
...@@ -2,8 +2,8 @@ ...@@ -2,8 +2,8 @@
#include "common.cuh" #include "common.cuh"
#include "ConstantTensorDescriptor.cuh" #include "ConstantTensorDescriptor.cuh"
#include "ConstantMatrixDescriptor.cuh" #include "ConstantMatrixDescriptor.cuh"
#include "blockwise_tensor_op.cuh" #include "blockwise_4d_tensor_op.cuh"
#include "threadwise_tensor_op.cuh" #include "threadwise_4d_tensor_op.cuh"
#include "gemm.cuh" #include "gemm.cuh"
template <unsigned GridSize, template <unsigned GridSize,
...@@ -21,7 +21,8 @@ template <unsigned GridSize, ...@@ -21,7 +21,8 @@ template <unsigned GridSize,
unsigned CPerThread, unsigned CPerThread,
unsigned HoPerThread, unsigned HoPerThread,
unsigned WoPerThread> unsigned WoPerThread>
__global__ void gridwise_implicit_gemm_convolution_nchw_srck(InGlobalDesc, __global__ void
gridwise_implicit_gemm_convolution_1_nchw_srck(InGlobalDesc,
Float* const __restrict__ p_in_global, Float* const __restrict__ p_in_global,
WeiGlobalDesc, WeiGlobalDesc,
Float* const __restrict__ p_wei_global, Float* const __restrict__ p_wei_global,
......
src/include/gridwise_implicit_gemm_convolution_2_cnhw_srck_knhw.cuh 0 → 100644
View file @ 20968472
#pragma once
#include "common.cuh"
#include "ConstantTensorDescriptor.cuh"
#include "ConstantMatrixDescriptor.cuh"
#include "blockwise_4d_tensor_op.cuh"
#include "blockwise_2d_tensor_op.cuh"
#include "threadwise_2d_tensor_op.cuh"
#include "gemm.cuh"
// define B = N*Hi*Wi
template <unsigned GridSize,
unsigned BlockSize,
class Float,
class InGlobalDesc,
class WeiGlobalDesc,
class OutGlobalDesc,
unsigned BPerBlock,
unsigned KPerBlock,
unsigned CPerBlock,
unsigned BPerThread,
unsigned KPerThread,
unsigned CPerThread>
__global__ void
gridwise_implicit_gemm_convolution_2_cnhw_srck_knhw(InGlobalDesc,
Float* const __restrict__ p_in_global,
WeiGlobalDesc,
Float* const __restrict__ p_wei_global,
OutGlobalDesc,
Float* __restrict__ p_out_global)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto I2 = Number<2>{};
constexpr auto I3 = Number<3>{};
constexpr auto in_cnhw_global_desc = InGlobalDesc{};
constexpr auto wei_srck_global_desc = WeiGlobalDesc{};
constexpr auto out_knhw_global_desc = OutGlobalDesc{};
constexpr unsigned C = in_cnhw_global_desc.GetLength(I0);
constexpr unsigned N = in_cnhw_global_desc.GetLength(I1);
constexpr unsigned Hi = in_cnhw_global_desc.GetLength(I2);
constexpr unsigned Wi = in_cnhw_global_desc.GetLength(I3);
constexpr unsigned K = out_knhw_global_desc.GetLength(I0);
constexpr unsigned Ho = out_knhw_global_desc.GetLength(I2);
constexpr unsigned Wo = out_knhw_global_desc.GetLength(I3);
constexpr unsigned S = wei_srck_global_desc.GetLength(I0);
constexpr unsigned R = wei_srck_global_desc.GetLength(I1);
constexpr unsigned B = N * Hi * Wi;
constexpr unsigned BGhostRead = (S - 1) * Wi + (R - 1);
// divide block work by 2d: [K, B]
constexpr unsigned KBlockWork = (K + KPerBlock - 1) / KPerBlock;
constexpr unsigned BBlockWork = (B + BPerBlock - 1) / BPerBlock;
const unsigned k_block_work_id = get_block_1d_id() / BBlockWork;
const unsigned b_block_work_id = get_block_1d_id() - k_block_work_id * BBlockWork;
const unsigned k_block_data_begin = k_block_work_id * KPerBlock;
const unsigned b_block_data_begin = b_block_work_id * BPerBlock;
#if 0
if(get_thread_local_1d_id() == 0)
{
printf("K %u B %u, BGhostRead %u\n", K, B, BGhostRead);
printf("%u %u, KBlockWork %u BBlockWork %u, k_block_data_begin %u b_block_data_begin %u\n",
get_block_1d_id(),
get_thread_local_1d_id(),
KBlockWork,
BBlockWork,
k_block_data_begin,
b_block_data_begin);
}
#endif
// flattend (2d) tensor view of gridwise input
constexpr auto in_cb_global_desc = make_ConstantTensorDescriptor(Sequence<C, B>{});
// tensor view of blockwise input and weight
constexpr auto in_cb_block_desc =
make_ConstantTensorDescriptor(Sequence<CPerBlock, BPerBlock + BGhostRead>{});
constexpr auto wei_srck_block_desc =
make_ConstantTensorDescriptor(Sequence<S, R, CPerBlock, KPerBlock>{});
// tensor view of threadwise output in register
constexpr auto out_kb_thread_desc =
make_ConstantTensorDescriptor(Sequence<KPerThread, BPerThread>{});
#if 0
if(get_thread_local_1d_id() == 0 && get_block_1d_id() == 0)
{
print_ConstantTensorDescriptor(in_cb_block_desc, "in_cb_block_desc");
print_ConstantTensorDescriptor(wei_srck_block_desc, "wei_srck_block_desc");
print_ConstantTensorDescriptor(out_kb_thread_desc, "out_kb_thread_desc");
printf("KPerBlock %u\n", KPerBlock);
}
#endif
// a series of blockwise GEMM
// c_mtx += transpose(a_mtx) * b_mtx
// a_mtx and b_mtx saved in LDS, c_mtx saved in register
// a_mtx[C,K] is a sub-matrix of wei_block[S,R,C,K]
// b_mtx[C,B] is a subset of in_block[C,B + BGhostRead]
// c_mtx[K,B] is out_block[K,B]
const auto a_cxk_block_mtx_desc = make_ConstantMatrixDescriptor(
Number<CPerBlock>{}, Number<KPerBlock>{}); // constexpr doesn't compile
const auto b_cxb_block_mtx_desc = make_ConstantMatrixDescriptor(
Number<CPerBlock>{},
Number<BPerBlock>{},
Number<in_cb_block_desc.GetStride(I0)>{}); // constexpr doesn't compile
const auto c_kxb_thread_mtx_desc = make_ConstantMatrixDescriptor(
Number<KPerThread>{}, Number<BPerThread>{}); // constexpr doesn't compile
const auto blockwise_gemm =
blockwise_1d_strided_batched_gemm_block_a_block_b_thread_c<BlockSize,
decltype(a_cxk_block_mtx_desc),
decltype(b_cxb_block_mtx_desc),
decltype(c_kxb_thread_mtx_desc),
true,
false,
false,
0,
0,
0,
1,
1,
CPerThread,
true>{};
// LDS
constexpr unsigned in_block_size = in_cb_block_desc.GetElementSpace();
constexpr unsigned wei_block_size = wei_srck_block_desc.GetElementSpace();
__shared__ Float p_in_block[in_block_size];
__shared__ Float p_wei_block[wei_block_size];
// register
Float p_out_thread[out_kb_thread_desc.GetElementSpace()];
// set threadwise output tensor to 0
threadwise_2d_tensor_set_zero(out_kb_thread_desc, p_out_thread);
for(unsigned c_block_data_begin = 0; c_block_data_begin < C;
c_block_data_begin += CPerBlock, __syncthreads())
{
// input: global mem to LDS,
// formmat is [CPerBlock,BPerBlock + BGhostRead]
blockwise_2d_tensor_copy<BlockSize>(
in_cb_global_desc,
p_in_global + in_cb_global_desc.Get1dIndex(c_block_data_begin, b_block_data_begin),
in_cb_block_desc,
p_in_block,
in_cb_block_desc.GetLengths());
// weight: global mem to LDS,
// format is [S,R,CPerBlock,KPerBlock]
blockwise_4d_tensor_copy<BlockSize>(
wei_srck_global_desc,
p_wei_global +
wei_srck_global_desc.Get1dIndex(0, 0, c_block_data_begin, k_block_data_begin),
wei_srck_block_desc,
p_wei_block,
wei_srck_block_desc.GetLengths());
__syncthreads();
// a series of GEMM
for(unsigned s = 0; s < S; ++s)
{
for(unsigned r = 0; r < R; ++r)
{
auto f_accum = [](auto& c, const auto&& ab) { c += ab; };
blockwise_gemm.run(p_wei_block + wei_srck_block_desc.Get1dIndex(s, r, 0, 0),
p_in_block + s * Wi + r,
p_out_thread,
f_accum);
}
}
}
// output: register to global mem,
const auto matrix_c_index =
blockwise_gemm.CalculateThreadMatrixCIndex(get_thread_local_1d_id());
const unsigned k_thread_data_begin = matrix_c_index.row_begin;
const unsigned b_thread_data_begin = matrix_c_index.col_begin;
const unsigned k_data_begin = k_block_data_begin + k_thread_data_begin;
const unsigned b_data_begin = b_block_data_begin + b_thread_data_begin;
#if 0
//if(get_block_1d_id() == 10)
{
printf("%u %u, batch_begin %u row_begin %u col_begin %u, k_data_begin %u b_data_begin %u, %f %f %f %f\n",
get_block_1d_id(),
get_thread_local_1d_id(),
matrix_c_index.batch_begin,
matrix_c_index.row_begin,
matrix_c_index.col_begin,
k_data_begin,
b_data_begin,
p_out_thread[0], p_out_thread[1], p_out_thread[2], p_out_thread[3]);
}
#endif
for(unsigned k = 0; k < out_kb_thread_desc.GetLength(I0); ++k)
{
for(unsigned b = 0; b < out_kb_thread_desc.GetLength(I1); ++b)
{
unsigned k_data = k_data_begin + k;
unsigned b_data = b_data_begin + b;
unsigned n_data = b_data / (Hi * Wi);
unsigned itmp = b_data - n_data * (Hi * Wi);
unsigned h_data = itmp / Wi;
unsigned w_data = itmp - h_data * Wi;
#if 0
if(get_block_1d_id() == 10)
{
printf("%u %u, k %u b %u, k_data %u n_data %u h_data %u w_data %u %f\n",
get_block_1d_id(),
get_thread_local_1d_id(),
k,
b,
k_data,
n_data,
h_data,
w_data,
p_out_thread[out_kb_thread_desc.Get1dIndex(k, b)]);
}
#endif
if(k_data < K && n_data < N && h_data < Ho && w_data < Wo)
{
p_out_global[out_knhw_global_desc.Get1dIndex(k_data, n_data, h_data, w_data)] =
p_out_thread[out_kb_thread_desc.Get1dIndex(k, b)];
#if 0
if(get_block_1d_id() == 0)
{
printf("%u %u, k %u b %u, k_data %u n_data %u h_data %u w_data %u %f\n",
get_block_1d_id(),
get_thread_local_1d_id(),
k,
b,
k_data,
n_data,
h_data,
w_data,
p_out_thread[out_kb_thread_desc.Get1dIndex(k, b)]);
}
#endif
}
}
}
}
src/include/threadwise_2d_tensor_op.cuh 0 → 100644
View file @ 20968472
#pragma once
#include "ConstantTensorDescriptor.cuh"
template <class Float, class Desc, class F>
__device__ void threadwise_2d_tensor_pointwise_operation_unary(Desc, Float* __restrict__ p, F f)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto desc = Desc{};
#if 0
if(threadIdx.x == 0)
{
print_ConstantTensorDescriptor(desc, "threadwise_4d_tensor_op_unary: ");
}
#endif
for(unsigned did0 = 0; did0 < desc.GetLength(I0); ++did0)
{
for(unsigned did1 = 0; did1 < desc.GetLength(I1); ++did1)
{
const unsigned dindex = desc.Get1dIndex(did0, did1);
f(p[dindex]);
}
}
}
// TODO: in order to optimize mem access for different mem type,
// need to write specialized version
template <class Float,
class SrcDesc,
class DstDesc,
class SrcOpLengths,
class DstFromSrcReorder,
class F>
__device__ void threadwise_2d_tensor_pointwise_operation_binary_reorder_by_get_dst_from_src(
SrcDesc,
Float* const __restrict__ p_src,
DstDesc,
Float* __restrict__ p_dst,
SrcOpLengths,
DstFromSrcReorder,
F f)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr unsigned IR0 = DstFromSrcReorder{}.Get(I0);
constexpr unsigned IR1 = DstFromSrcReorder{}.Get(I1);
constexpr auto src_desc = SrcDesc{};
constexpr auto dst_desc = DstDesc{};
constexpr auto ref_desc = make_ConstantTensorDescriptor(SrcOpLengths{});
for(unsigned did0 = 0; did0 < ref_desc.GetLength(I0); ++did0)
{
for(unsigned did1 = 0; did1 < ref_desc.GetLength(I1); ++did1)
{
const unsigned aindex = src_desc.Get1dIndex(did0, did1);
const unsigned did[2] = {did0, did1};
const unsigned bindex = dst_desc.Get1dIndex(did[IR0], did[IR1]);
f(p_src[aindex], p_dst[bindex]);
}
}
}
template <class Float, class Desc>
__device__ void threadwise_2d_tensor_set_zero(Desc, Float* __restrict__ p)
{
auto f_set_zero = [](Float& v) { v = Float(0); };
threadwise_2d_tensor_pointwise_operation_unary<Float, Desc, decltype(f_set_zero)>(
Desc{}, p, f_set_zero);
}
template <class Float, class SrcDesc, class DstDesc, class SrcOpLengths, class DstFromSrcReorder>
__device__ void
threadwise_2d_tensor_copy_reorder_by_get_dst_from_src(SrcDesc,
Float* const __restrict__ p_src,
DstDesc,
Float* __restrict__ p_dst,
SrcOpLengths,
DstFromSrcReorder)
{
auto f_copy = [](const Float& src, Float& dst) { dst = src; };
threadwise_2d_tensor_pointwise_operation_binary_reorder_by_get_dst_from_src(
SrcDesc{}, p_src, DstDesc{}, p_dst, SrcOpLengths{}, DstFromSrcReorder{}, f_copy);
}
template <class Float, class SrcDesc, class DstDesc, class SrcOpLengths>
__device__ void threadwise_2d_tensor_copy(
SrcDesc, Float* const __restrict__ p_src, DstDesc, Float* __restrict__ p_dst, SrcOpLengths)
{
auto dst_from_src_reorder = Sequence<0, 1>{};
threadwise_2d_tensor_copy_reorder_by_get_dst_from_src(
SrcDesc{}, p_src, DstDesc{}, p_dst, SrcOpLengths{}, dst_from_src_reorder);
}
template <class Float, class Desc, class IDim, class NShift>
__device__ void threadwise_2d_tensor_shift_down(Desc, Float* __restrict__ p, IDim, NShift)
{
constexpr auto I0 = Number<0>{};
constexpr auto I1 = Number<1>{};
constexpr auto desc = Desc{};
#if 0
if(threadIdx.x == 0)
{
print_ConstantTensorDescriptor(desc, "threadwise_4d_tensor_shift_down: ");
}
#endif
constexpr unsigned nshift = NShift::mValue;
constexpr unsigned did0_end =
is_same<decltype(I0), IDim>::value ? desc.GetLength(I0) - nshift : desc.GetLength(I0);
constexpr unsigned did1_end =
is_same<decltype(I1), IDim>::value ? desc.GetLength(I1) - nshift : desc.GetLength(I1);
for(unsigned did0 = 0; did0 < did0_end; ++did0)
{
for(unsigned did1 = 0; did1 < did1_end; ++did1)
{
const unsigned dindex = desc.Get1dIndex(did0, did1);
const unsigned sindex = dindex + nshift * desc.GetStride(IDim{});
p[dindex] = p[sindex];
}
}
}
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment